From b50407d9c5b80d533d65fd7f078ac39ac6f11b2d Mon Sep 17 00:00:00 2001
From: zepumph <michael.kauzmann@colorado.edu>
Date: Wed, 23 Feb 2022 09:25:00 -0700
Subject: [PATCH] support when values are equal,
 https://github.com/phetsims/ratio-and-proportion/issues/430

---
 js/common/view/describers/HandPositionsDescriber.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/js/common/view/describers/HandPositionsDescriber.ts b/js/common/view/describers/HandPositionsDescriber.ts
index c11499b0..9dd13e90 100644
--- a/js/common/view/describers/HandPositionsDescriber.ts
+++ b/js/common/view/describers/HandPositionsDescriber.ts
@@ -356,6 +356,9 @@ class HandPositionsDescriber {
     else if ( currentDistance > this.previousDistance ) {
       distanceProgressString = options.fartherString;
     }
+    else {
+      return null; // somehow positions are equal, same case as in proportion
+    }
 
     return distanceProgressString;
   }